Contents

JETP Letters

Vol. 115, No. 5, 2022

Astrophysics and Cosmology

Constraints on Cosmic Rays Population in the Radio Halo of the M87 Galaxy from Gamma-Ray Observations

B. A. Nizamov and M. S. Pshirkov p. 245  abstract

Optics and Laser Physics

Transformations of the Spectrum of an Optical Phonon Excited in Raman Scattering in the Bulk of Diamond by Ultrashort Laser Pulses with a Variable Duration

S. I. Kudryashov, P. A. Danilov, P. A. Sdvizhenskii, V. N. Lednev, J. Chen, S. A. Ostrikov, E. V. Kuzmin, M. S. Kovalev and A. O. Levchenko p. 251  abstract

Intense Infrared Laser-Induced Radiation–Collision Involvement of Molecules That Do Not Absorb Laser Radiation in Resonance with a Laser Field in a Two-Component Molecular Medium

G. N. Makarov and A. N. Petin p. 256  abstract

Two-Photon Laser Lithography of Active Microcavity Structures

A. I. Maydykovskiy, E. A. Mamonov, N. V. Mitetelo, S. Soria and T. V. Murzina p. 261  abstract

Condensed Matter

Josephson Spin-Valve Realization in the Magnetic Nodal-Line Topological Semimetal Fe3GeTe2

O. O. Shvetsov, Yu. S. Barash, A. V. Timonina, N. N. Kolesnikov and E. V. Deviatov p. 267  abstract

Vortices in Polar and β Phases of 3He

G. E. Volovik p. 276  abstract

Elastic Dipoles in Crystal and Glassy Aluminum and High-Entropy Fe20Ni20Cr20Co20Cu20 Alloy

R. A. Konchakov, A. S. Makarov, A. S. Aronin, N. P. Kobelev and V. A. Khonik p. 280  abstract

Electronic Structure of Magnetic Topological Insulators Mn(Bi1 – xSbx)2Te4 with Various Concentration of Sb Atoms

D. A. Glazkova, D. A. Estyunin, I. I. Klimovskikh, T. P. Makarova, O. E. Tereshchenko, K. A. Kokh, V. A. Golyashov, A. V. Koroleva and A. M. Shikin p. 286  abstract

Map of Two-Dimensional Tungsten Chalcogenide Compounds (W–S, W–Se, W–Te) Based on USPEX Evolutionary Search

E. V. Sukhanova, A. G. Kvashnin, M. A. Agamalyan, H. A. Zakaryan and Z. I. Popov p. 292  abstract

Miscellaneous

Butterfly Effect in a System of Quantum Dots in the Sachdev–Ye–Kitaev Model

A. V. Lunkin p. 297  abstract